From 73f43d857fe0102033f25491007b6dbe3d5fa8ee Mon Sep 17 00:00:00 2001 From: Roy Li Date: Tue, 10 May 2016 10:09:33 +0800 Subject: systemd: re-enable mount propagation for udevd With MountFlags=slave, those mounts then become private to the systemd-udevd namespace and are no longer accessible from outside the namespace, which is not expected Signed-off-by: Roy Li Signed-off-by: Ross Burton --- ...dev-re-enable-mount-propagation-for-udevd.patch | 31 ++++++++++++++++++++++ meta/recipes-core/systemd/systemd_229.bb | 1 + 2 files changed, 32 insertions(+) create mode 100644 meta/recipes-core/systemd/systemd/udev-re-enable-mount-propagation-for-udevd.patch diff --git a/meta/recipes-core/systemd/systemd/udev-re-enable-mount-propagation-for-udevd.patch b/meta/recipes-core/systemd/systemd/udev-re-enable-mount-propagation-for-udevd.patch new file mode 100644 index 0000000000..23e22d40e6 --- /dev/null +++ b/meta/recipes-core/systemd/systemd/udev-re-enable-mount-propagation-for-udevd.patch @@ -0,0 +1,31 @@ +From: Michael Biebl +Date: Sat, 27 Sep 2014 04:19:24 +0200 +Subject: udev: re-enable mount propagation for udevd + +Upstream-Status: Backport [http://http.debian.net/debian/pool/main/s/systemd/systemd_215-17+deb8u4.debian.tar.xz] + +laptop-mode-tools remounts file systems from within a udev rule to apply +certain mount options. With MountFlags=slave, those mounts then become private +to the systemd-udevd namespace and are no longer accessible from outside the +namespace. +While the root cause is the broken behaviour of laptop-mode-tools, with mount +propagation turned off, this can result in a read-only root file system. +Therefore revert the relevant parts from commit +c2c13f2df42e0691aecabe3979ea81cd7faa35c7 to re-enable mount propagation for +udevd. + +Once affected packages have been fixed, this patch should be dropped +again. + +Closes: #762018 +diff --git a/units/systemd-udevd.service.in b/units/systemd-udevd.service.in +index e7216d6..1e9a600 100644 +--- a/units/systemd-udevd.service.in ++++ b/units/systemd-udevd.service.in +@@ -21,6 +21,5 @@ Sockets=systemd-udevd-control.socket systemd-udevd-kernel.socket + Restart=always + RestartSec=0 + ExecStart=@rootlibexecdir@/systemd-udevd +-MountFlags=slave + KillMode=mixed + WatchdogSec=1min diff --git a/meta/recipes-core/systemd/systemd_229.bb b/meta/recipes-core/systemd/systemd_229.bb index a2d35f8241..ae63c58056 100644 --- a/meta/recipes-core/systemd/systemd_229.bb +++ b/meta/recipes-core/systemd/systemd_229.bb @@ -54,6 +54,7 @@ SRC_URI = "git://github.com/systemd/systemd.git;protocol=git \ file://0021-include-missing.h-for-getting-secure_getenv-definiti.patch \ file://0022-socket-util-don-t-fail-if-libc-doesn-t-support-IDN.patch \ file://0023-build-sys-fix-build-with-libgrcypt-disabled.patch \ + file://udev-re-enable-mount-propagation-for-udevd.patch \ " SRC_URI_append_libc-uclibc = "\ file://0002-units-Prefer-getty-to-agetty-in-console-setup-system.patch \ -- cgit 1.2.3-korg